Silly Science Sunday
Join us for our 15th annual STREAM Festival on
Sunday, September 14, 2025, 11 AM - 4 PM at Wean Park.
OH WOW! spills onto Wean Park, downtown Youngstown, for a festival focused on hands-on, interactive STEM displays, more!
Free parking at parking lot indicated on the map. Street parking is also available.
Admission Free - no registration required
Get Involved
- Become an sponsor – Download Form
- Become an exhibitor – Apply online
- Become a food vendor - Apply online
*Chrome cookies and cache may need to be cleared for registration)
- Join the Planning Committee
- Volunteer at the Event
Contact, Katie, katie@ohwowkids.org or 330.744.5914
OH WOW! will be closed September 14th - 23rd
Thank you to our 2025 sponsors
Presenting Sponsors
Gold
Silver
Akron Children’s Hospital
Joy Cone Co.
MG Electric
Humtown
Valley STEM + ME2 Academy
Pizza Joe's
Crowe's Cabinets
Mercy Health Foundation - Mahoning Valley
Greenwood Chevrolet
MCCTC
Color 3 Embroidery
Media Sponsor
